FO-71RA
FO-51RA
8 – 2
2. Description
2-1. Relay board unit
1. Remove the TEL/LIU PWB, control PWB and Power Supply PWB
from this unit, and mount the relay board unit instead.
• Before connecting the wiring to the relay board unit, set the test
PWB switches to the fixed position.
2. The setting is as follows.
The recording paper sensor (PI1) and the hook switch are operated by
the mechanical unit switch and the test PWB switch. When performing
installation in the machine unit, set the test PWB switches to the fixed
position.
Mechanical unit PWB to be tested
Actual operation with mechanical unit
Recording paper
sensor
ON/OFF operation OFF (Photo interrupter
is interrupted.)
PWB sensor check
Recording paper
sensor
ON/OFF operation
OFF
POWER
SUPPLY
PWB
TEL/LIU
PWB
CHECK
CONTROL
PWB
RELAY CABLE
DON'T SEPARATE
UNIT
NOTE
SENSOR RELAY CABLE (QCNW-4969SCZZ)
TO
CHECK
PWB
TO
EXTENSION
PWB
+24V(C17(+side))
DG(DG1)
PESNS
PSNS
Not used
Not used
WHITE
BLACK
BROWN
RED
ORANGE
YELLOW
ON/OFF operation ON-HOOK
ON/OFF operation
Hook SW ON-HOOK
* Recording paper: ON
No recording paper: OFF
Hook SW
Relay
cable
CNLIUA
CHECK
CONTROL
PWB
TEL/LIU
PWB
12
CNPW
CNLIUA
POWER
SUPPLY
PWB
• The relay cables are used as one pair.
• The cover swich and hook switch are manually operated.
CN2
1
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